Compare 28/32 and 4/20
28/32 is greater than 4/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
28/32 = 28 × 5/32 × 5 = 140/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
4/20 = 4 × 8/20 × 8 = 32/160 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 140/160 > 32/160 or 28/32 > 4/20
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